huangweiting Door Lock Latch for Home Security, Front Door Locks for Kids, Hotel Reinforcement Lock Swing-in Doors, Thicken Solid Aluminium Alloy, Satin Nickel (2 Pack), Black

Installation is quick and easy: Step 1 Place the bar lock on the door and door frame. Step 2 Mark and drill the holes. Use longer screws for light-duty door frames and medium screws on hardwood frames. Step 3 Secure the arm unit on the door with smaller screws, screw the door lock in place. Step 4 Close the door and test the door lock. Suggestion: This Swing Bar Door Lock works best on wooden doors, at least 2 inch thick, and door frames with a minimum thickness of 4 inch. Package Included: 2 x Swing bar door lock 14 x Screws